Check the listing for details. Air Tow Assist Bags Over Load Kit Wht Gauge Tank For 2001-10 Silverado 2500 3500. Condition: New. Listed at 578.55 USD. airmaxxx Air Assist Load Leveler Kit For Heavy Haulingwith On Board Air Management 1/4" Valves Kit Includes: 2 - Standard 2500lb Air Bag Springs Set Mounting Brackets With Hardware AM400 Pewter Air Compressor 1/4" Stainless Steel Braided Leader Hose 1/4"npt Check Valve 2 - 1/4"npt Brass Air Valves Premium 40 Amp Relay 15' Roll of 1/4 Air Hose 200 PSI Single Needle White Face Air Gauge with Mounting Bracket Air Hose Fitting Kit 12 Volt Electric Valve Control Switch 3 Gallon 6 Port Steel Air Tank 1/4 Drain Valve FREE SHIPPING TO USA 48 STATESFits: 2001 - 2010 Chevy/GMC Trucks With 8 Lug Wheels Will Not Fit Trucks With Rear Sway Bar Replaces Factory Bumpstops Provides Up To 5000lbs Of Leveling Capacity*airmaxxx Tow Assist Convenience Package in Cab Air Control on Board Air Management Allows in-cab air pressure control to your tow helper/load assist kit or single zone air bag system. Durable compressor included quickly fills air directly to bags with a simple push of a switch. Have a train horn? This kit will include what you need to plumb it in as well. Need to fill a tire or run an air tool? This kit will do just that. No specialty tools are required for install. *never exceed more than truck manufacturers maximum load recommendations